HuagongsheHuagongshe Chemistry Print Report · For research reference only
1-Dodecanol → Lactic acid hydroxycaproic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 1-Dodecanol | HCID 8193 | — |
| Reactant | 2-ethylhexanoic acid tin(II) salt | HCID 9318 | — |
| Reactant | epsilon-CAPROLACTONE | HCID 10401 | — |
| Reactant | Lactide, L- | HCID 107983 | — |
| Solvent | Toluene | HCID 1140 | — |
| Product | Lactic acid hydroxycaproic acid | HCID 86747420 | — |
Reaction Steps
The same procedure as in Preparation Example 3 was effected except that 1441 g (10 mols) of L-lactide, 1140 g (10 mols) of ε-caprolactone and 10 ml of a toluene solution containing 0.26 g of stannous octoate, and 5 g of lauryl alcohol were used and that reaction was carried out at 160° C. for 10 hours, thereby obtaining a lactic acid-hydroxycaproic acid copolymer (hereinafter referred to as "PCLA1").
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05272221 |
| Source dataset | uspto-grants-1993_12 |
| ORD ID | ord-8fd251f896a248fa90ba24be6c1f97fe |
| Source note | uspto-grants-1993_12 |